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LVSã§å®Ÿç¾ã™ã‚‹ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µ - KLablabWiki
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urapico 2010/10/18
keepalived

LVS

ipvsadm
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ã€Œã“ã‚“ãªã«ç°¡å˜ï¼ Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã€ã®ã‚·ãƒªãƒ¼ã‚ºã§ã¯ã€ ã“ã‚“ãªã«ç°¡å˜ï¼ Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µ (1) ã€œ LVS + NATã§è² è·åˆ†æ•£ã‚’ã—ã¦ã¿ã‚ˆã† ã“ã‚“ãªã«ç°¡å˜ï¼ Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µ (2) ã€œ keepalivedã§Webã‚µãƒ¼ãƒã®ãƒ˜ãƒ«ã‚¹ãƒã‚§ãƒƒã‚¯ ã“ã‚“ãªã«ç°¡å˜ï¼ Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µ (3) ã€œ VRRPã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã‚’ç„¡åœæ¢ã«ã™ã‚‹ ã“ã‚“ãªæµã‚Œã§NATã«ã‚ˆã‚‹è² è·åˆ†æ•£ã‚·ã‚¹ãƒ†ãƒ ã‚’æ§‹ç¯‰ã—ã¦ãã¾ã—ãŸã€‚ ä»Šå›žã¯ã“ã‚Œã‚’ DSR(Direct Server Return) æ–¹å¼ã«å¤‰æ›´ã—ã¦ã¿ã¾ã™ã€‚ ã€ŒDSRã¨ã¯ãªã‚“ãžã‚„ï¼Ÿã€ã¨ã„ã†æ–¹ã¯ã€ ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã®é‹ç”¨.DSRã£ã¦çŸ¥ã£ã¦ã¾ã™ã‹? L4ã‚¹ã‚¤ãƒƒãƒã¯DSRæ§‹æˆã«ã™ã¹ã— ã“ã¡ã‚‰ã§ã‚ã‹ã‚Šã‚„ã™ãèª¬æ˜Žã•ã‚Œã¦ã„ã¾ã™ã®ã§å‚è€ƒã«ã—ã¦ã¿ã¦ãã ã•ã„ã€‚ ä¸€èˆ¬çš„(?)ã«å¤§è¦æ¨¡ã‚·ã‚¹ãƒ†ãƒ ã‚’æ§‹ç¯‰ã™ã‚‹å ´åˆã¯ã€ã€Œãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯æ©Ÿå™¨ã®æ•´å‚™ã¯ã“ã®éƒ¨é–€ã€ã€ã€Œã‚µãƒ¼ãƒã®èª¿
urapico 2010/10/17
keepalived

LVS

ipvsadm
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urapico 2010/10/15
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keepalived

IPVS

ipvsadm
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LVS on CentOS 5 | Wanatabe's Weblog
è¨å®šãŒã¾ã¨ã‚‚ã«ã§ãã¦ã„ã‚‹ã‹ç¢ºèªã—ã¾ã™ã€‚ toire# ipvsadm -Ln IP Virtual Server version 1.2.1 (size=4096) Prot LocalAddress:Port Scheduler Flags -> RemoteAddress:Port Forward Weight ActiveConn InActConn TCP 192.168.101.129:80 rr -> 10.0.0.2:8000 Masq 1 0 0 -> 10.0.0.2:8001 Masq 1 0 0 ã‚µãƒ¼ãƒèµ·å‹•æ™‚ã«è¨å®šãŒæœ‰åŠ¹ã«ãªã‚‹ã‚ˆã†ã«ä¿å˜ã—ã¾ã™ã€‚ toire# /etc/init.d/ipvsadm save Saving IPVS table to /etc/sysconfig/ipvsadm: [ OK ] ä¿å˜ã•ã‚ŒãŸè¨å®šãƒ•ã‚¡ã‚¤ãƒ«ã‚’ç¢ºèªã™ã‚‹ã«ã¯ã€/etc/sysco
urapico 2010/10/15
keepalived

ipvsadm

LVS

centos
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ããªãƒ¼ãƒ–ãƒã‚° Â» Blog Archive Â» MySQLãƒ¬ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³+keepalived
linux, ã‚µãƒ¼ãƒãƒ¼é–¢é€£ 2010å¹´6æœˆ19æ—¥, åœ°å‘³ã«ã¿ãªã•ã‚“ãŒã©ã†ã„ã†è¨å®šã‚’ã—ã¦ã‚‹ã‹ãŒæ°—ã«ãªã‚‹ã¨ã“ã‚ã§ã™ãŒ æ£ç›´ä½•ã®çŸ¥è˜ã‚‚ãªã„åƒ•ãŒä»•äº‹ã§ ã€ŒDB2å°ã§ãƒ¬ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚ˆã‚ã—ãã€ã¨ã„ã‚ã‚Œã¦è©¦è¡ŒéŒ¯èª¤ã§æ§‹ç¯‰ã—ãŸè»Œè·¡ã§ã™ã€‚ ä»–ã®äººãŸã¡ãŒã©ã®ã‚ˆã†ã«æ§‹ç¯‰ã—ã¦ã„ã‚‹ã‹ãŒã™ã”ãæ°—ã«ãªã‚‹ã¨ã“ã‚ã§ã™ãã‡ï½¥ï½¥ï½¥ ç›®çš„ ã™ã§ã«æ§‹ç¯‰ã•ã‚Œã¦ã„ã‚‹WEBã¨DBã®æ§‹æˆã®ã‚‚ã®ã€‚ DBã‚’ï¼‘å°å¢—ã‚„ã™ã‹ã‚‰ã€Œï¼‘å°ãŒè½ã¡ã¦ã‚‚ï¼’å°ç›®ãŒãƒ›ãƒƒãƒˆã‚¹ã‚¿ãƒ³ãƒã‚¤ã—ã¦ã¦å³åº§ã«åˆ‡ã‚Šæ›¿ã‚ã‚‹æ§‹æˆã€ ã¨ã—ã¦ã»ã—ã„ã¨ã„ã†ã®ãŒä¾é ¼ã€‚ æ§‹æˆçš„ã«ã¯ã“ã‚“ãªæ„Ÿã˜ã«DBãŒï¼‘å°å¢—ãˆã‚‹æ„Ÿã˜ã€‚ ã“ã‚“ãªé¢¨ã«æ™®æ®µã¯WEBã¯DB1ã‚’å‚ç…§ã™ã‚‹ã‘ã©ã€DB1ã«éšœå®³ãŒèµ·ããŸå ´åˆã¯ï¼ ã“ã‚“ãªå½¢ã§DB2ã‚’å‚ç…§ã™ã‚‹ã‚ˆã†ã«ã—ã¡ã‚ƒã†ã€‚ ã“ã†ã„ã£ãŸé¢¨ã«ä»£æ›¿ã‚µãƒ¼ãƒãƒ¼ãŒå½¹å‰²ã‚’å¼•ãç¶™ãäº‹ã‚’ãƒ•ã‚§ã‚¤ãƒ«ã‚ªãƒ¼ãƒãƒ¼ã£ã¦è¨€ã†ã‚‰ã—ã„ã‚ˆï¼ ã“ã‚Œã‚’å¯èƒ½ã«ã™ã‚‹ã«ã¯DB1ã¨DB2ã®é–“ã§ä»¥ä¸‹ã®äº‹ãŒãªã„ã¨æˆç«‹ã§ããªã„ ä¾‹ãˆã°DB1
urapico 2010/10/15
keepalived
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keepalivedè¬›ç¿’ä¼š | feedforce Engineers' blog
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urapico 2010/10/15
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urapico 2010/10/15
keepalived
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urapico 2010/10/15
linux

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urapico 2010/10/15
keepalived
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CentOSã«Keepalivedã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ãƒ»æœªå®Œ(CentOS5.2)ã€‚ - tea2kaã®ãƒ–ãƒã‚°
å‰æº–å‚™ yum install gcc yum install openssl-develã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã¨ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« wget http://www.keepalived.org/software/keepalived-1.1.15.tar.gz tar xfz keepalived-1.1.15.tar.gz cd keepalived-1.1.15 ./configure make make installã‚ˆãã¿ãŸã‚‰ã€ãªã‚“ã‹NoãŒå¤šããï¼Ÿå…¥ã£ãŸã‘ã©ã€ã“ã‚Œã˜ã‚ƒãªã‚“ã‚‚ã§ããã‡ã€‚å¤šåˆ†ã€‚ Keepalived configuration ------------------------ Keepalived version : 1.1.15 Compiler : gcc Compiler flags : -g -O2 Extra Lib : -lpopt -lssl -lcrypto Use I
urapico 2010/10/15
Linunx

keepalived
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